Damping-adjustable shock absorber for low-speed electric four-wheeler
By introducing an adjustable damping ring and sliding shaft structure into the shock absorber of the low-speed electric four-wheeler, the problem of fixed damping force in traditional shock absorbers is solved, enabling damping adjustment according to road conditions and needs, improving driving comfort and stability, and simplifying the maintenance process.
Patent Information
- Application Number
- CN202520819235.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-28
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-04-28
AI Technical Summary
The damping force of traditional low-speed electric four-wheeled vehicle shock absorbers is fixed and cannot be adjusted according to different road conditions or vehicle speeds, affecting driving comfort and stability.
An adjustable damping shock absorber was designed, comprising an oil reservoir body, an outer shell, a helical spring, a piston rod, an adjusting ring, and an adjusting assembly. The damping force is adjusted by rotating the adjusting ring and the inner plate, and the oil flow rate is adjusted by sliding the sliding shaft and the opening and closing plate, thereby achieving dynamic adjustment of the damping force.
Provides optimal shock absorption for different road conditions and driving needs, improving driving comfort and stability, while facilitating airbag replacement and saving maintenance costs and time.
Smart Images
Figure CN223881626U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to shock absorber technical field especially relates to a low -speed electric four -wheel car damping adjustable shock absorber. BACKGROUND
[0002] Low -speed electric four -wheel car is a kind of traffic tool specially designed for city short -distance travel and low -speed travel, it has lower travel speed and smaller volume, is suitable for using in congested urban area or closed environment. In order to improve comfort and stability, this kind of vehicle is equipped with shock absorber to reduce the jolt and vibration received by vehicle body, ensure the smooth travel of vehicle under different road conditions.
[0003] Traditional shock absorber is mainly composed of spring and damping device. Spring is used to absorb and store the energy generated in the process of vehicle movement, plays the role of support and buffering;And damping device is controlled by fluid resistance to control the compression and recovery speed of spring, to inhibit the excessive rebound of vibration, provide smooth travel experience.
[0004] The structural design of traditional shock absorber usually adopts fixed damping element, which means that its damping force is fixed, cannot be adjusted according to different road conditions or vehicle speed. This design limits the adaptability of vehicle under complex road conditions, cannot optimize travel comfort and stability according to actual needs. Especially when high speed or low speed travels, fixed damping will cause improper response, such as excessive vibration when larger jolt, or damping effect is too weak on relatively flat road surface, which affects the comfort and safety of driving. UTILITY MODEL CONTENTS
[0005] In order to make up for the above shortcomings, the utility model provides a low -speed electric four -wheel car damping adjustable shock absorber, to improve the problem that the damping force of traditional shock absorber cannot be adjusted according to different road conditions or vehicle speed, cannot optimize travel comfort and stability according to actual needs.
[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a low -speed electric four -wheel car damping adjustable shock absorber, including oil storage cylinder body, the outer wall of the oil storage cylinder body is slidably connected with the shell body, the oil storage cylinder body and the shell body outer wall are provided with spiral spring, the bottom valve is fixedly connected in the oil storage cylinder body, the piston rod is fixedly connected in the shell body, the adjusting ring is fixedly connected in the oil storage cylinder body, the adjusting assembly is arranged on the outer wall of the oil storage cylinder body;
[0007] The adjusting assembly comprises an adjusting ring, the adjusting ring is rotationally connected to the outer wall of the oil storage cylinder body, a plurality of inner plates are fixedly connected to the inside of the adjusting ring, an inner groove is formed in the inside of each inner plate, a bottom plate is fixedly connected to the bottom of the bottom valve, a plurality of inclined grooves are formed in the inside of the bottom plate, a plurality of sliding shafts are arranged on the upper surface of the bottom plate, an opening and closing plate is fixedly connected to the outer wall of each sliding shaft, the sliding shafts are slidingly connected to the inside of the inner grooves and the inclined grooves, and a connecting assembly is arranged on the side wall of the oil storage cylinder body.
[0008] Further, the connecting assembly comprises a fixing piece, and the fixing piece is fixedly connected to the side wall of the oil storage cylinder body.
[0009] Further, the top of the fixing piece is provided with an air bag, and the upper surface of the fixing piece is fixedly connected with a supporting table.
[0010] Further, the lower surface of the air bag is fixedly connected with a connecting disc, and a plurality of sliding grooves two are formed in the inside of the connecting disc.
[0011] Further, a plurality of clamping grooves are formed in the inside of the supporting table, and a fixing table is fixedly connected to the inside of the supporting table.
[0012] Further, a plurality of sliding grooves one are formed in the inside of the fixing table, and a plurality of clamping plates are arranged in the inside of the fixing table.
[0013] Further, the clamping plates are slidingly connected to the inside of the clamping grooves and the sliding grooves one, and a clamping shaft is fixedly connected to the upper surface of each clamping plate.
[0014] Further, the clamping shaft is slidingly connected to the inside of the sliding grooves two.
[0015] The utility model has the advantages of the following beneficial effects:
[0016] 1. In the utility model, first, the plurality of inner plates in the adjusting ring are driven to rotate under stress, finally the opening and closing plate on the outer wall of the sliding shaft is driven to rotate, the opening of the bottom valve is adjusted, the pressure and flow rate are influenced, the best damping effect can be provided according to different road conditions and driving requirements, and the driving comfort and stability are improved.
[0017] 2. In the utility model, the connecting disc at the bottom of the air bag is driven to rotate under stress, the clamping shaft is further stressed to push and pull the clamping plate, the clamping plate slides in the sliding groove one and changes the clamping relationship in the clamping groove, the air bag can be easily disassembled and replaced, the shock absorber does not need to be replaced, and the maintenance cost and time are saved. ACCURACY OF DRAWINGS
[0018] Figure 1 A perspective view of a low-speed electric four-wheeled vehicle damping adjustable shock absorber is provided.
[0019] Figure 2 A damping adjustable shock absorber structure diagram of the low-speed electric four-wheeled vehicle is provided in the utility model.
[0020] Figure 3 A damping adjustable shock absorber structure diagram of the low-speed electric four-wheeled vehicle is provided in the utility model.
[0021] Figure 4 A damping adjustable shock absorber structure diagram of the low-speed electric four-wheeled vehicle is provided in the utility model.
[0022] Legend:
[0023] 1, oil storage cylinder body, 2, outer shell, 3, piston rod, 4, bottom valve, 5, adjusting ring, 6, inner plate, 7, inner groove, 8, bottom plate, 9, inclined groove, 10, sliding shaft, 11, opening and closing plate, 12, spiral spring, 13, air bag, 14, fixing piece, 15, support table, 16, fixed table, 17, sliding groove one, 18, clamping plate, 19, clamping groove, 20, clamping shaft, 21, connecting disc, 22, sliding groove two. Specific implementation
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0025] Reference Figures 1-2 An embodiment provided by the utility model: a damping adjustable shock absorber for a low-speed electric four-wheeled vehicle, comprising an oil storage cylinder body 1, the outer wall of the oil storage cylinder body 1 is slidably connected with an outer shell 2, the outer shell 2 is used to provide external protection for the shock absorber and enable the internal components to move smoothly, the outer wall of the oil storage cylinder body 1 and the outer shell 2 is provided with a spiral spring 12, the spiral spring 12 is used to provide elastic support, absorb the impact force from the road, relieve vehicle vibration, improve driving comfort, the oil storage cylinder body 1 is fixedly connected with a bottom valve 4 inside, the bottom valve 4 is used to control the flow of oil, adjust the damping characteristics of the shock absorber, the outer shell 2 is fixedly connected with a piston rod 3 inside, the piston rod 3 works with a piston, is used to isolate oil and air, and realizes the shock absorbing function through the up and down movement, the oil storage cylinder body 1 is fixedly connected with an adjusting ring 5 inside, the adjusting ring 5 can adjust the damping force of the shock absorber, thereby adapting to different road conditions, the outer wall of the oil storage cylinder body 1 is provided with an adjusting assembly;
[0026] The adjusting assembly comprises an adjusting ring 5 rotatably connected to the outer wall of the oil storage cylinder body 1, which can be rotated to adjust the internal damping force, thereby optimizing the performance of the shock absorber, and a plurality of inner plates 6 are fixedly connected inside the adjusting ring 5, which cooperate with the rotation of the adjusting ring 5 to control the change of the damping force, and an inner groove 7 is formed in each inner plate 6, which is used to slide and guide the movement of the sliding shaft 10, thereby adjusting the damping effect of the shock absorber, and the bottom valve 4 is fixedly connected with a bottom plate 8 at the bottom, which provides structural support and provides a reasonable flow channel for the internal fluid, and a plurality of inclined grooves 9 are formed in the bottom plate 8, which help the flow of oil and control the response speed of the shock absorber, and a plurality of sliding shafts 10 are arranged on the upper surface of the bottom plate 8, which are used to bear the opening and closing plate 11 and adjust the flow rate of the oil by sliding, and each sliding shaft 10 is fixedly connected with an opening and closing plate 11, which is used to adjust the opening of the oil flow, thereby controlling the damping effect of the shock absorber, and the sliding shaft 10 is slidably connected inside the inner groove 7 and the inclined groove 9, and the sliding of the sliding shaft 10 changes the flow resistance of the oil, thereby affecting the damping performance of the shock absorber, and the connecting assembly is arranged on the side wall of the oil storage cylinder body 1.
[0027] Specifically, first, when the damping force of the shock absorber needs to be adjusted, the adjusting ring 5 is rotated, and after the adjusting ring 5 is acted on by an external force, the plurality of inner plates 6 inside the adjusting ring 5 are rotated, the rotation of the inner plates 6 further drives the sliding shaft 10, causing the sliding shaft 10 to slide in the opening and closing plate 11 in the inner groove 7, and as the sliding shaft 10 moves, the opening and closing plate 11 also rotates, thereby changing the size of the opening of the bottom valve 4, and the adjustment of the opening size directly affects the pressure and flow rate of the fluid, and the shock absorber can optimize the damping effect according to different road conditions and driving needs, thereby providing more adaptive damping performance to ensure the stability and comfort during driving.
[0028] Reference Figure 3The connecting assembly comprises a fixing piece 14 fixedly connected to the side wall of the oil storage cylinder body 1, the top of the fixing piece 14 is provided with an air bag 13, the upper surface of the fixing piece 14 is fixedly connected with a supporting table 15, the supporting table 15 provides support for the connecting component above, ensures the overall stability of the connecting component, the lower surface of the air bag 13 is fixedly connected with a connecting disc 21, the connecting disc 21 serves as a connecting medium between the air bag 13 and other components, ensures the stable connection between the components, a plurality of sliding grooves two 22 are formed in the connecting disc 21, the sliding grooves two 22 provide sliding space for the clamping plates 18, ensure that the clamping plates 18 can smoothly slide in the sliding grooves two 22, a plurality of clamping grooves 19 are formed in the supporting table 15, the clamping grooves 19 cooperate with the clamping plates 18, ensure the correct positioning of the clamping plates 18, so as to realize accurate cooperation and stable operation of the connecting components, the supporting table 15 is fixedly connected with a fixing table 16, the fixing table 16 fixes the position of the supporting table 15, so that the supporting table 15 can be firmly kept at the required position, and displacement or loosening is avoided, a plurality of sliding grooves one 17 are formed in the fixing table 16, the sliding grooves one 17 provide sliding tracks for the clamping plates 18, ensure that the clamping plates 18 can move along the sliding grooves one 17 smoothly, a plurality of clamping plates 18 are arranged in the fixing table 16, the clamping plates 18 cooperate with the clamping grooves 19 and the sliding grooves one 17, ensure that the connecting components can be firmly connected, and loosening or misplacement is prevented, the clamping plates 18 are slidingly connected in the clamping grooves 19 and the sliding grooves one 17, the upper surfaces of the clamping plates 18 are fixedly connected with clamping shafts 20, the clamping shafts 20 provide stable sliding support for the clamping plates 18, ensure that the clamping plates 18 can smoothly slide in the sliding grooves one 17 and the sliding grooves two 22, the clamping shafts 20 are slidingly connected in the sliding grooves two 22, ensure that the clamping plates 18 can move smoothly during the working process, so as to realize accurate connection and operation of the assembly.
[0029] Specifically, when the air bag 13 needs to be disassembled, the air bag 13 is rotated, and the air bag 13 drives the connecting disc 21 at the bottom to rotate after being stressed, the rotation of the connecting disc 21 drives the clamping shafts 20 in the sliding grooves two 22, the clamping shafts 20 further push and pull the clamping plates 18 under the action of stress, the movement of the clamping plates 18 causes the clamping plates 18 to slide in the sliding grooves one 17 and the clamping grooves 19 to change the corresponding clamping relationship, this process enables the air bag 10 to be easily disassembled and replaced with a gas bag, without the need to replace other components of the shock absorber, which can greatly reduce the cost and time of maintenance and improve the maintenance efficiency.
[0030] Working principle: first need to adjust the damper damping force, rotate the adjusting ring 5, adjusting ring 5 under the force of the internal plate 6 driven by multiple rotating, plate 6 push the slide shaft 10 so that the slide shaft 10 in the inner groove 7 in the sliding plate 11, further drive the slide shaft 10 outer wall of the sliding plate 11 rotation, realize the bottom valve 4 opening small big adjustment, influence its pressure and flow rate, can provide the best damping effect according to different road conditions and driving needs, so as to improve the comfort and stability of driving, when need to dismount the air bag 13, rotate the air bag 13, air bag 13 under the force of the connecting disc 21 at the bottom of the rotation, so that the slide groove two 22 push its internal shaft 20, shaft 20 under the force of further push and pull the card plate 18, so that the card plate 18 in the slide groove one 17 inside the sliding and in the card slot 19 inside the change of the engagement relationship, can easily dismount and replace the gas bag, without replacing the entire shock absorber, help to save maintenance cost and time.
[0031] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.
Claims
1. A damper-adjustable shock absorber for a low-speed electric four-wheeled vehicle, comprising an oil storage cylinder body (1), characterized in that: The outer wall of the oil storage cylinder body (1) is slidably connected with an outer shell (2), the outer wall of the oil storage cylinder body (1) and the outer shell (2) is sleeved with a spiral spring (12), the inner part of the oil storage cylinder body (1) is fixedly connected with a bottom valve (4), the inner part of the outer shell (2) is fixedly connected with a piston rod (3), the inner part of the oil storage cylinder body (1) is fixedly connected with an adjusting ring (5), and the outer wall of the oil storage cylinder body (1) is provided with an adjusting assembly. The adjusting assembly comprises the adjusting ring (5), the adjusting ring (5) is rotatably connected to the outer wall of the oil storage cylinder body (1), a plurality of inner plates (6) are fixedly connected to the inner part of the adjusting ring (5), an inner groove (7) is formed in the inner part of each inner plate (6), a bottom plate (8) is fixedly connected to the bottom of the bottom valve (4), a plurality of inclined grooves (9) are formed in the inner part of the bottom plate (8), a plurality of sliding shafts (10) are arranged on the upper surface of the bottom plate (8), an opening and closing plate (11) is fixedly connected to the outer wall of each sliding shaft (10), the sliding shaft (10) is slidably connected to the inner part of the inner groove (7) and the inclined groove (9), and the side wall of the oil storage cylinder body (1) is provided with a connecting assembly.
2. A damper-adjustable shock absorber for a low-speed electric four-wheeled vehicle according to claim 1, characterized by: The connecting assembly comprises a fixing piece (14), and the fixing piece (14) is fixedly connected to the side wall of the oil storage cylinder body (1).
3. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 2, characterized in that: The top of the fixing piece (14) is provided with an air bag (13), and the upper surface of the fixing piece (14) is fixedly connected with a supporting table (15).
4. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 3, characterized in that: The lower surface of the air bag (13) is fixedly connected with a connecting disc (21), and a plurality of sliding grooves (22) are formed in the inner part of the connecting disc (21).
5. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 4, characterized by: The inner part of the supporting table (15) is provided with a plurality of clamping grooves (19), and the inner part of the supporting table (15) is fixedly connected with a fixing table (16).
6. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 5, characterized by: The inner part of the fixing table (16) is provided with a plurality of sliding grooves (17), and the inner part of the fixing table (16) is provided with a plurality of clamping plates (18).
7. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 6, characterized by: The clamping plate (18) is slidably connected to the inner part of the clamping groove (19) and the sliding groove (17), and the upper surface of each clamping plate (18) is fixedly connected with a clamping shaft (20).
8. A low-speed electrically powered four-wheeled vehicle with a damping-adjustable shock absorber according to claim 7, characterized by: The clamping shaft (20) is slidably connected to the inner part of the sliding groove (22).